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Manufacturers for Clock/Timing - Real Time Clocks

Abracon LLC.
Ambiq Micro, Inc.
ams
AVX Corporation
Diodes Incorporated
Epson
Integrated Device Technology, Inc.
Intersil (Renesas Electronics America)
Maxim Integrated
Microchip Technology
NJR Corporation/NJRC
NXP Semiconductors
ROHM Semiconductor
ABLIC U.S.A. Inc.
STMicroelectronics
Texas Instruments
Part Number Manufacturer / Brand Brife Description Part StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
DS1243Y-120
 Maxim Integrated IC RTC PHANTOM PAR 28-DIP ObsoletePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
7mA @ 3.3V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
DS1243Y-120+
 Maxim Integrated IC RTC PHANTOM PAR 28-DIP ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
7mA @ 3.3V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
DS1315-33+
 Maxim Integrated IC RTC PHANTOM PAR 16-DIP ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V0°C ~ 70°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
DS1315-5
 Maxim Integrated IC RTC PHANTOM PAR 16-DIP ObsoletePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V1.3mA @ 5V0°C ~ 70°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
DS1315-5+
 Maxim Integrated IC RTC PHANTOM PAR 16-DIP ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V1.3mA @ 5V0°C ~ 70°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
DS1315EN-33+
 Maxim Integrated IC RTC PHANTOM PAR 20-TSSOP ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
DS1315S-33+
 Maxim Integrated IC RTC PHANTOM PAR 16-SOIC ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V0°C ~ 70°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
DS1315S-33+T&R
 Maxim Integrated IC RTC PHANTOM PAR 16-SOIC ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V2.5 V ~ 3.7 V1.1mA @ 3.3V0°C ~ 70°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
DS1315S-5
 Maxim Integrated IC RTC PHANTOM PAR 16-SOIC ObsoletePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V1.3mA @ 5V0°C ~ 70°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
DS1315S-5+
 Maxim Integrated IC RTC PHANTOM PAR 16-SOIC ActivePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V1.3mA @ 5V0°C ~ 70°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
ISL12059IBZ
 Renesas Electronics America Inc. IC RTC CLOCK/CALENDAR I2C 8-SOIC ObsoleteClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 3.6 V
-
0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
M41T00M6E
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ObsoleteClock/CalendarLeap Year
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HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T00M6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarLeap Year
-
HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T00SM6E
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ObsoleteClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V2 V ~ 3.5 V70µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T00SM6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V2 V ~ 3.5 V70µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T01M6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 8-SOIC ActiveClock/CalendarLeap Year
-
HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T60Q6F
 STMicroelectronics IC RTC CLOCK/CALENDAR I2C 16-QFN ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.3 V ~ 4.4 V
-
0.7µA ~ 0.95µA @ 3.6V ~ 4.4V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
M48T02-150PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 24DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.75 V ~ 5.5 V
-
3mA @ 4.7V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T02-200PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 24-DIP ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.75 V ~ 5.5 V
-
3mA @ 4.7V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T02-70PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 24DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.75 V ~ 5.5 V
-
3mA @ 4.7V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T12-150PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 24DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T12-200PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 24DIP ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T12-70PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 24DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T128Y-70PM1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 32-DIP ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
4mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-PMDIP
M48T248Y-70PM1
 STMicroelectronics IC RTC PHANTOM PAR 32-DIP ObsoletePhantom Time ChipLeap Year
-
HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
5mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-PMDIP
M48T35AV-10MH1E
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V
-
2mA @ 3V ~ 3.6V0°C ~ 70°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
M48T35AV-10MH1F
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel3 V ~ 3.6 V
-
2mA @ 3V ~ 3.6V0°C ~ 70°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
M48T35Y-70MH1E
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
2mA @ 4.75V ~ 5.5V0°C ~ 70°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
M48T35Y-70MH1F
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
2mA @ 4.75V ~ 5.5V0°C ~ 70°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
M48T35Y-70MH6E
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ObsoleteClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
2mA @ 4.75V ~ 5.5V-40°C ~ 85°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
M48T35Y-70PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
2mA @ 4.75V ~ 5.5V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-PCDIP, CAPHAT®
M48T512Y-70PM1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 32-DIP ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
4mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-PMDIP Module
M48T58-70PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.75 V ~ 5.5 V
-
3mA @ 4.75V ~ 5.5V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-PCDIP, CAPHAT®
M48T58Y-70MH1E
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28SOH ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets28-SOH
M48T58Y-70MH1F
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28-SOH ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets28-SOH
M48T58Y-70PC1
 STMicroelectronics IC RTC CLOCK/CALENDAR PAR 28-DIP ActiveClock/CalendarLeap Year
-
HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-PCDIP, CAPHAT®
NJU6355EM
 NJR Corporation/NJRC IC RTC CLOCK/CALENDAR SER 8-EMP ActiveClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-dd4-Wire Serial4.5 V ~ 5.5 V
-
4µA ~ 15µA @ 2V ~ 5V-30°C ~ 80°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-EMP
RTC-4543SA:A0
 EPSON IC RTC CLOCK/CALENDAR SER 14-SOIC ObsoleteClock/CalendarLeap Year
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HH:MM:SS (24 hr)YY-MM-DD-dd3-Wire Serial2.5 V ~ 5.5 V
-
1µA ~ 3µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount14-SOIC (0.209", 5.30mm Width)14-SOP
RTC-72423A
 EPSON IC RTC CLOCK/CALENDAR PAR 24-SOP ObsoleteClock/CalendarLeap Year
-
HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
5µA ~ 10µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount24-SOIC (0.311", 7.90mm Width)24-SOP
RTC-72423B
 EPSON IC RTC CLOCK/CALENDAR PAR 24-SOP ObsoleteClock/CalendarLeap Year
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HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V
-
5µA ~ 10µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount24-SOIC (0.311", 7.90mm Width)24-SOP
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